We _______-word from him so farWhere could he be?

You may have your own decision on this matter,and I have little doubt _________ you’ll succeed.

Several weeks had gone by ________ I realized the painting was missing.[ ]

It is important and necessary that one ____ a foreign language so that he can be better equipped for hisfuture.[ ]

I tried to persuade him not to keep in touch with her, but what I said was always ______.